000 00269nam a22001217a 4500
041 _aeng
100 _aDhawan, R.K.
245 _aA Text Book of Machine Drawing
260 _bS. Chand and Co.
_c2014
300 _a725
650 _aMechanical
_aMachine Drawing
942 _cBK
999 _c136
_d136